Table 3.

Factors associated with the outcome of all patients

	Univariate		Multivariate
	HR (95% CI)	P-value	HR (95% CI)	P-value
Age	1.04 (1.02–1.06)	0.000	1.02 (1.01–1.04)	0.042
Sex	1.58 (1.07–2.37)	0.026	1.17 (0.72–1.91)	0.528
Cardiac involvement	2.42 (1.26–4.01)	0.000	1.71 (1.08–2.69)	0.022
Liver involvement	2.73 (1.73–4.30)	0.000	2.27 (1.34–3.83)	0.002
Hypotension	2.08 (1.43–3.02)	0.000	1.09 (0.69–1.71)	0.698
Serum creatinine	1.35 (1.19–1.52)	0.000	1.15 (0.96–1.36)	0.125
The proportion of bone marrow plasma cells	1.12 (1.07–1.18)	0.000	1.08 (1.04–1.12)	0.012
Special treatment	0.41 (0.28–0.60)	0.000	0.39 (0.24–0.58)	0.000
Disease duration	0.99 (0.98–1.01)	0.772
Involved serum free light chains	1.05 (0.99–1.10)	0.087
Proteinuria	1.03 (0.99–1.13)	0.057
Total cholesterol	1.01 (0.96–1.06)	0.730
Serum albumin	0.96 (0.93–1.03)	0.064
Globulin	0.98 (0.95–1.02)	0.357
Ejection fraction	0.88 (0.74–1.18)	0.115
Interventricular septum	1.01 (0.92–1.09)	0.917
Abnormal alkaline phosphatase	2.13 (0.91–4.17)	0.075
Hemoglobin	0.96 (0.88–1.05)	0.332
Involved organs ≥2	1.32 (0.78–1.89)	0.233